Limiting number of Icon on homescreen

[invalid]

I appologize if this has been asked before. I used the search but found nothing.

Im using theme Prado. How do i limit to only 12 icon on the first screen and put the rest in the second screen? I have both Summerboard and customized installed.

[Wastegate13]

In summerboard turn on the skip last row option.

[Broomhead]

In summerboard turn on the skip last row option.

In SMBPref.